Triangle C has vertices (2, β1), (2, 2), and (1, β1). Which triangle is similar to triangle C? Triangle X with vertices (β2, 2), (2, 4), and (1, β2) Triangle W with vertices (4, β3), (4, 0), and (2, β3) Triangle Z with vertices (4, β2), (4, 4), and (2, β2) Triangle Y with vertices (4, 1), (2, 3), and (2, 2)